diff --git a/dlibrary/dlibrary.py b/dlibrary/dlibrary.py
index 2ba3b42..faaa066 100755
--- a/dlibrary/dlibrary.py
+++ b/dlibrary/dlibrary.py
@@ -44,7 +44,7 @@ ALT_VERSIONS = [
 IMAGE_FILE_EXTENSIONS = ['.png', '.jpg', '.jpeg', '.gif', '.tiff']
 
 IGNOREABLE_FILES = ['Thumbs.db', '__MACOSX', '.DS_Store']
-IGNOREABLE_EXTENSIONS = ['.txt', '.html', '.htm', '.psd']
+IGNOREABLE_EXTENSIONS = ['.txt', '.html', '.htm', '.psd', '.mp4']
 
 def open_zipfile_with_encoding(path):
     try: